diff --git a/pom.xml b/pom.xml
index fec1e8baf..bb2b67a5f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -10,7 +10,7 @@
 
     <groupId>org.mastodon</groupId>
     <artifactId>mastodon-deep-lineage</artifactId>
-    <version>0.2.1-SNAPSHOT</version>
+    <version>0.2.1</version>
 
     <properties>
         <package-name>org.mastodon</package-name>
@@ -163,7 +163,7 @@
     <scm>
         <connection>scm:git:https:github.com/mastodon-sc/mastodon-deep-lineage</connection>
         <developerConnection>scm:git:git@github.com:mastodon-sc/mastodon-deep-lineage</developerConnection>
-        <tag>HEAD</tag>
+        <tag>mastodon-deep-lineage-0.2.1</tag>
         <url>https://github.com/mastodon-sc/mastodon-deep-lineage</url>
     </scm>
     <issueManagement>
diff --git a/release.properties b/release.properties
new file mode 100644
index 000000000..9b8bcab1d
--- /dev/null
+++ b/release.properties
@@ -0,0 +1,28 @@
+#release configuration
+#Thu Jun 06 16:01:51 CEST 2024
+projectVersionPolicyId=default
+scm.branchCommitComment=@{prefix} prepare branch @{releaseLabel}
+project.rel.org.mastodon\:mastodon-deep-lineage=0.2.1
+pinExternals=false
+projectVersionPolicyConfig=<projectVersionPolicyConfig>${projectVersionPolicyConfig}</projectVersionPolicyConfig>\n
+exec.activateProfiles=deploy-to-scijava
+pushChanges=false
+project.scm.org.mastodon\:mastodon-deep-lineage.url=https\://github.com/mastodon-sc/mastodon-deep-lineage
+project.dev.org.mastodon\:mastodon-deep-lineage=0.2.2-SNAPSHOT
+scm.rollbackCommitComment=@{prefix} rollback the release of @{releaseLabel}
+remoteTagging=true
+scm.commentPrefix=[maven-release-plugin] 
+releaseStrategyId=default
+project.scm.org.mastodon\:mastodon-deep-lineage.connection=scm\:git\:https\:github.com/mastodon-sc/mastodon-deep-lineage
+project.scm.org.mastodon\:mastodon-deep-lineage.developerConnection=scm\:git\:git@github.com\:mastodon-sc/mastodon-deep-lineage
+completedPhase=end-release
+scm.url=scm\:git\:https\://github.com/mastodon-sc/mastodon-deep-lineage
+project.scm.org.mastodon\:mastodon-deep-lineage.tag=HEAD
+scm.developmentCommitComment=@{prefix} prepare for next development iteration
+exec.additionalArguments=-Dgpg.skip\=true 
+scm.tagNameFormat=@{project.artifactId}-@{project.version}
+scm.tag=mastodon-deep-lineage-0.2.1
+exec.snapshotReleasePluginAllowed=false
+preparationGoals=clean verify
+exec.pomFileName=pom.xml
+scm.releaseCommitComment=@{prefix} prepare release @{releaseLabel}